查询词典 spherical surface

In this paper, based on the reciprocity theorem, the light scattering from a spherical particle above a slightly rough dielectric surface is studied.

基于互易定理研究了光波入射时微粗糙面与其上方球形粒子复合模型的光散射。

Some studies based on machining complex ruled surface by means of WEDM and machining spherical parts through WEDM with rotary electrode are carried out to check the correctness of picture simulating results.

为了检验图形仿真结果的正确性，本文对各种复杂曲面电火花线切割加工系统加工复杂直纹曲面零件和回转电极展成电火花加工球面零件的过程进行了实验研究。

Furthermore, the equation of surface reflection seismogram generated by spherical wave pro.

利用弹性动力学方程变换和递归算法，计算了反射矩阵，从理论上推导了球面波在层状弹性半空间传播时产生的地面反射记录的计算公式。

For a give Q value, the influence on the spherical aberration is proportional to the surface power.

当其非球面系数Q值固定时，人工晶状体的球差主要受到其本身的屈光度的影响。

The inclusions are changed from chain shape with acute angle to spherical shape. Those are complex inclusions with the Zr containing inclusions are the nuclei for the inclusions, Al2O3 and / or MnS are located in the surface layer of the inclusions whose size is in the range of 1.0 to 3.0μm.

经过锆处理后，粗晶热影响区中的夹杂物由长条的尖角状变为圆形或近圆形，且都是含锆的复合夹杂物，含锆夹杂物作为形核核心，在其表层沉淀析出Al2O3和／或MnS，其尺寸在1.0~3.0μm之间。

At present,this apparatus is used mainly for the examination of the perfectness of convergent spherical wave surface with aperture angle≤1:3,hence it can be used for the non-contact direct test of aluminized or unaluminized concave mirrors with any ...

因此可以用来无接触的直接检验任意口径的镀铝或未镀铝的凹球面镜；加入辅助镜后可以检验平面镜、天文望远镜用的各种非球面镜、介质的均匀性、光学系统的质量、光轴校正及安装变形情况；也可给出物镜对于现用激光波长(6328)的波面差及测出某些象差。

Furthermore, the appearance mechanism of Crater-Shaped, Spherical Cap Slight Protuberance and W-Shaped Slight Protuberance laser surface texturing roughness profile were analyzed and studied.

并分析研究了产生火山口状、球冠状微凸体、W状微凸体三种不同毛化形貌的形成机理。

Firstly, we use the mixed coordinates. More precisely, we use the spherical coordinates for independent variables in space, and so avoid the approximation of boundary conditions on the surface, which is required, if we use the Descartes coordinates.

我们所设计的求解Navier-Stokes方程的混合谱格式具有如下的一些特点：首先，我们采用混合坐标方法，即用球面坐标表示空间自变量，而用Descartes坐标表示速度分量。

More precisely, we use the spherical coordinates for independent variables in space, and so avoid the approximation of boundary conditions on the surface, which is required, if we use the Descartes coordinates. Next, we use the Descartes coordinates for the components of velocity, which simplifies the actual computation and numerical analysis essentially.

我们所设计的求解Navier-Stokes方程的混合谱格式具有如下的一些特点：首先，我们采用混合坐标方法，即用球面坐标表示空间自变量，而用Descartes坐标表示速度分量。

Spherical Roller Bearing Raceway surface curvature of the center and center bearings, aligning with the performance, in the case axis deflection can be adjusted automatically, without increasing the burden of bearing, affordable way of radial and axial load capacity, Radial load capacity of large, heavy-duty applicable, the impact load of occasions.

圆锥滚子轴承的内、外圈具有锥形滚道，滚道之间装有锥形滚子，圆锥滚子轴承主要用城承受以径向负荷为主的径向，轴向联合负荷。轴承的内组件和外圈可以分离，方便了安装和拆卸。轴承的轴向承载能力由接触角α决定，α角越大，轴向承载力越大。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。